Just be your self whether they"class mates" like it or not.
Never lie because that might cause u to not have friends because no one likes to have a lair friend.
Stay cool
Stay fresh not stuck in everything and don't know what to do
Stay in ur own way if style
Do not be a bad girl such as :
Do not say bad word
don't antogenize anyone whatever the reason is
.....
Be in the classes u like not what ur friends like or ur crush's class as an example
.........
I know its hard to change school but everyone hases his/her own reasons
Plz guzz tell me what more pio ts u want me to talk about